CPUBoss Review Our evaluation of 945 95W vs 1220 among all CPUs

Performance

Benchmark performance using all cores

PCMark 8 Home 3.0 Accelerated, PassMark and 1 more

Single-core Performance

Individual core benchmark performance

PassMark (Single Core), Geekbench 3 Single Core and 1 more

Integrated Graphics

Integrated GPU performance for graphics

Sky Diver and Cloud Gate

Integrated Graphics (OpenCL)

Integrated GPU performance for parallel computing

CompuBench 1.5 Bitcoin mining and 4 more

Performance per Watt

How efficiently does the processor use electricity?

Sky Diver, Cloud Gate, CompuBench 1.5 Bitcoin mining and 11 more

Value

Are you paying a premium for performance?

Sky Diver, Cloud Gate, CompuBench 1.5 Bitcoin mining and 11 more

No winner declared

Too close to call

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VS

Differences What are the advantages of each

Front view of AMD Phenom II X4 945 95W

Reasons to consider the
AMD Phenom II X4 945 95W

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Much newer manufacturing process 45 nm vs 90 nm A newer manufacturing process allows for a more powerful, yet cooler running processor
More l3 cache 6 MB vs 1 MB 6x more l3 cache; more data can be stored in the l3 cache for quick access later
Higher clock speed 3 GHz vs 2.8 GHz More than 5% higher clock speed
Significantly more l3 cache per core 1.5 MB/core vs 0.5 MB/core 3x more l3 cache per core
More cores 4 vs 2 Twice as many cores; run more applications at once
Higher Maximum operating temperature 70 °C vs 55 °C More than 25% higher Maximum operating temperature
Newer Nov, 2009 vs Aug, 2006 Release date over 3 years later
Better PassMark score 3,690 vs 1,653 Around 2.2x better PassMark score
Lower typical power consumption 77.19W vs 83.69W Around 10% lower typical power consumption
Better overclocked clock speed (Air) 3.68 GHz vs 3.26 GHz Around 15% better overclocked clock speed (Air)
More threads 4 vs 2 Twice as many threads
Better PassMark (Single core) score 1,039 vs 882 Around 20% better PassMark (Single core) score
Better performance per watt 1.57 pt/W vs 0.81 pt/W Around 95% better performance per watt
Significantly better overclocked clock speed (Water) 3.81 GHz vs 2.8 GHz More than 35% better overclocked clock speed (Water)
Lower annual home energy cost 22.89 $/year vs 24.81 $/year Around 10% lower annual home energy cost
Lower annual commercial energy cost 83.22 $/year vs 90.23 $/year Around 10% lower annual commercial energy cost
Front view of AMD Opteron 1220

Reasons to consider the
AMD Opteron 1220

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Much more l2 cache per core 1 MB/core vs 0.5 MB/core 2x more l2 cache per core

Benchmarks Real world tests of Phenom II X4 945 95W vs Opteron 1220

PassMark Data courtesy Passmark

PassMark (Single Core)

Specifications Full list of technical specs

summary

Phenom II X4 945 95W  vs
Opteron 1220 
Clock speed 3 GHz 2.8 GHz
Cores Quad core Dual core
Socket type
AM3
AM2
Is unlocked No No

features

Has a NX bit Yes Yes
Has virtualization support Yes Yes
Instruction set extensions
SSE4a
SSE2
MMX
SSE3
SSE
3DNow!
Supports dynamic frequency scaling Yes Yes

power consumption

TDP 95W 103W
Annual home energy cost 22.89 $/year 24.81 $/year
Annual commercial energy cost 83.22 $/year 90.23 $/year
Performance per watt 1.57 pt/W 0.81 pt/W
Typical power consumption 77.19W 83.69W

details

Phenom II X4 945 95W  vs
Opteron 1220 
Threads 4 2
L2 cache 2 MB 2 MB
L2 cache per core 0.5 MB/core 1 MB/core
L3 cache 6 MB 1 MB
L3 cache per core 1.5 MB/core 0.5 MB/core
Manufacture process 45 nm 90 nm
Max CPUs 1 1
Voltage range 0.85 - 1.4V 1 - UnknownV
Operating temperature 55 - 70°C 0 - 55°C

overclocking

Overclocked clock speed 3.68 GHz 3.26 GHz
Overclocked clock speed (Water) 3.81 GHz 2.8 GHz
Overclocked clock speed (Air) 3.68 GHz 3.26 GHz

integrated graphics

GPU None None
Label N/A N/A
Latest DirectX N/A N/A
Number of displays supported N/A N/A
GPU clock speed N/A N/A
Turbo clock speed N/A N/A
3DMark06 N/A N/A
AMD Phenom II X4 945 95W
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AMD Opteron 1220
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